[SOLVED] 代写 data structure graph 1. Partition of the whole virtual disk file

1. Partition of the whole virtual disk file
a. A graph to show the partition
b. Size of the virtual disk file
c. Total number of blocks
d. Structs to illustrate the detailed structure
2. General design illustration
a. Use inode or FAT
b. How are blocks allocated to files
c. How to assemble files which are larger than one block
d. How to distinguish normal files from directory files
e. How to keep track of free spaces
f. Where to accommodate the root directory
3. Data structures
a. Struct of FAT/inode list
b. Struct of the directory entry
c. Struct of block
d. Struct of the directory list
e. Struct of the boot sector
4. Pseudocode
a. The main logic of all IOCS functions
i. Arguments required, return type
ii. Key points (function call, while, if)
iii. System/library function calls
b. Creation, allocate, destroy of all data structures
5. Testing
a. Estimation of possible bugs
b. Modular testing design